Factorised form of 23xy – 46x + 54y – 108 is
(a) (23x + 54) (y – 2) (b) (23x + 54y) (y – 2)
(c) (23xy + 54y) (– 46x – 108) (d) (23x + 54) (y + 2)
Sum of a – b + ab, b + c – bc and c – a – ac is
(a) 2c + ab – ac – bc (b) 2c – ab – ac – bc
(c) 2c + ab + ac + bc (d) 2c – ab + ac + bc
The sum of –7pq and 2pq is
(a) –9pq (b) 9pq (c) 5pq (d) – 5pq
In a polynomial, the exponents of the variables are always
(a) integers (b) positive integers
(c) non-negative integers (d) non-positive integers
The product of a monomial and a binomial is a
(a) monomial (b) binomial
(c) trinomial (d) none of these
In question, state whether the statement are true (T) or false (F)
An identity is true for all values of its variables.
The representation of an expression as the product of its factors is called __________.
a ( b + c) = ab + ac is
(a)commutative property(b) distributive property
(c) associative property(d) closure property
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